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Please help to solve this question:When Mrs Lee was 44 years

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Please help to solve this question:When Mrs Lee was 44 years old,her son was twice her daughter's
When Mrs Lee was 44 years old,her son was twice her daughter's age.Mrs Lee will be twice he son's age when her daughter is 26 years old.How old will Mrs Lee be when her daughter is 20 years old?
Please help to solve this question:When Mrs Lee was 44 years
58!设Mrs Lee44岁时,女儿为X岁,儿子为2X岁.女儿26岁时,过了26-X年,儿子为(26-X)+2X岁=26+X岁,Mrs Lee为44+(26-X)岁,根据第二句话,得出:44+(26-X)=2(26+X),得出X=6